... bicycle bolt and nut size:titanium bolt M3~M22 Application:bicycle Material:pure or alloy titanium color titanium bicycle bolt and nut ... a, Bolt sizes:M3-M22*length5mm~160mm b, Nut sizes:M3-M30 ... Gr1,Gr2,Gr3,Gr5,Gr7,Gr9,Gr12,Gr23Application: Bicycle,Motorcycles,car,bike, machine, industry,military,metallurgy, ... in any item. color titanium bicycle bolt and nut